﻿using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.Collections;
using System.Collections.Generic;
using System.IO;


namespace Quartz.JobClass
{
    public class Json6Helper
    {
        /// <summary>
        /// 将对象序列化为JSON格式
        /// </summary>
        /// <param name="o">对象</param>
        /// <returns>json字符串</returns>
        public static string SerializeObject(object o)
        {
            string json = JsonConvert.SerializeObject(o);
            return json;
        }
        /// <summary>
        /// 序列化 尾部增加逗号,
        /// </summary>
        /// <param name="o"></param>
        /// <returns></returns>
        public static string SerializeObjectEndAddComma(object o)
        {
            string json = JsonConvert.SerializeObject(o);
            json = json + ",";
            return json;
        }
        /// <summary>
        /// 解析JSON数组 首尾增加中括号[]
        /// </summary>
        /// <typeparam name="T">对象类型</typeparam>
        /// <param name="json">json数组字符串(eg.[{"ID":"112","Name":"石子儿"}])</param>
        /// <returns>对象实体集合</returns>
        public static List<T> DeserializeJsonToListAddSquareBracket<T>(string json) where T : class
        {
            json = "[" + json + "]";
            JsonSerializer serializer = new JsonSerializer();
            StringReader sr = new StringReader(json);
            object o = serializer.Deserialize(new JsonTextReader(sr), typeof(List<T>));
            List<T> list = o as List<T>;
            return list;
        }
        /// <summary>
        /// 解析JSON字符串生成对象实体
        /// </summary>
        /// <typeparam name="T">对象类型</typeparam>
        /// <param name="json">json字符串(eg.{"ID":"112","Name":"石子儿"})</param>
        /// <returns>对象实体</returns>
        public static T DeserializeJsonToObject<T>(string json) where T : class
        {
            JsonSerializer serializer = new JsonSerializer();
            StringReader sr = new StringReader(json);
            object o = serializer.Deserialize(new JsonTextReader(sr), typeof(T));
            T t = o as T;
            return t;
        }

        /// <summary>
        /// 解析JSON数组生成对象实体集合
        /// </summary>
        /// <typeparam name="T">对象类型</typeparam>
        /// <param name="json">json数组字符串(eg.[{"ID":"112","Name":"石子儿"}])</param>
        /// <returns>对象实体集合</returns>
        public static List<T> DeserializeJsonToList<T>(string json) where T : class
        {
            JsonSerializer serializer = new JsonSerializer();
            StringReader sr = new StringReader(json);
            object o = serializer.Deserialize(new JsonTextReader(sr), typeof(List<T>));
            List<T> list = o as List<T>;
            return list;
        }

        /// <summary>
        /// 反序列化JSON到给定的匿名对象.
        /// </summary>
        /// <typeparam name="T">匿名对象类型</typeparam>
        /// <param name="json">json字符串</param>
        /// <param name="anonymousTypeObject">匿名对象</param>
        /// <returns>匿名对象</returns>
        public static T DeserializeAnonymousType<T>(string json, T anonymousTypeObject)
        {
            T t = JsonConvert.DeserializeAnonymousType(json, anonymousTypeObject);
            return t;
        }

        /// <summary>
        /// 获取JSON指定节点值
        /// </summary>
        /// <param name="jToken"></param>
        /// <param name="key"></param>
        /// <returns></returns>
        public static string GetJsonValue(JEnumerable<JToken> jToken, string key)
        {
            IEnumerator enumerator = jToken.GetEnumerator();
            while (enumerator.MoveNext())
            {
                JToken jc = (JToken)enumerator.Current;


                if (jc is JObject || ((JProperty)jc).Value is JObject)
                {
                    return GetJsonValue(jc.Children(), key);
                }
                else
                {
                    if (((JProperty)jc).Name == key)
                    {

                        return ((JProperty)jc).Value.ToString();
                    }
                }
            }
            return null;
        }
    }
   
}
